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From: Cong Wang <xiyou.wangcong@gmail.com>
To: Michal Hocko <mhocko@suse.com>
Cc: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-mm@kvack.org, dave.hansen@intel.com,
	Johannes Weiner <hannes@cmpxchg.org>,
	Mel Gorman <mgorman@suse.de>,
	vbabka@suse.cz
Subject: Re: [PATCH] mm,page_alloc: Serialize warn_alloc() if schedulable.
Date: Mon, 5 Jun 2017 11:15:19 -0700	[thread overview]
Message-ID: <CAM_iQpWV_bir4=66o-rpDrEYVt1Ufq3-zi+bG0QQGjTc1V8B=A@mail.gmail.com> (raw)
In-Reply-To: <20170605053701.GA9773@dhcp22.suse.cz>

On Sun, Jun 4, 2017 at 10:37 PM, Michal Hocko <mhocko@suse.com> wrote:
> Running a distribution kernel is at risk that obscure bugs (like this
> one) will be asked to be reproduced on the vanilla kernel. I work to
> support a distribution kernel as well and I can tell you that I always
> do my best reproducing or at least pinpointing the issue before
> reporting it upstream. People working on the upstream kernel are quite
> busy and _demanding_ a support for something that should come from their
> vendor is a bit to much.

I understand that. As I already explained, our kernel has _zero_ code that
is not in upstream, it is just 4.9.23 plus some non-mm backports from latest.

So my question is, is there any fix you believe that is relevant in linux-next
but not in 4.9.23? We definitely can try to backport it too. I have checked
the changelog since 4.9 and don't find anything obviously relevant.

Meanwhile, I will try to run this LTP test repeatly to see if there is any luck.

Thanks.

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  reply	other threads:[~2017-06-05 18:15 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-01 11:43 Tetsuo Handa
2017-06-01 11:59 ` Michal Hocko
2017-06-01 13:11   ` Tetsuo Handa
2017-06-01 13:28     ` Michal Hocko
2017-06-01 22:10       ` Andrew Morton
2017-06-02  7:18         ` Michal Hocko
2017-06-02 11:13           ` Tetsuo Handa
2017-06-02 12:15             ` Michal Hocko
2017-06-02 17:13               ` Tetsuo Handa
2017-06-02 21:57             ` Cong Wang
2017-06-04  8:58               ` Tetsuo Handa
2017-06-04 15:05                 ` Michal Hocko
2017-06-04 21:43                   ` Tetsuo Handa
2017-06-05  5:37                     ` Michal Hocko
2017-06-05 18:15                       ` Cong Wang [this message]
2017-06-06  9:17                         ` Michal Hocko
2017-06-05 18:25                 ` Cong Wang
2017-06-22 10:35                   ` Tetsuo Handa
2017-06-22 22:53                     ` Cong Wang
2017-06-02 16:59           ` Cong Wang
2017-06-02 19:59           ` Andrew Morton
2017-06-03  2:57             ` Tetsuo Handa
2017-06-03  7:32             ` Michal Hocko
2017-06-03  8:36               ` Tetsuo Handa
2017-06-05  7:10                 ` Sergey Senozhatsky
2017-06-05  9:36                   ` Sergey Senozhatsky
2017-06-05 15:02                     ` Tetsuo Handa
2017-06-03 13:21               ` Tetsuo Handa
2017-07-08  4:59           ` Tetsuo Handa
2017-07-10 13:21             ` Michal Hocko
2017-07-10 13:54               ` Tetsuo Handa
2017-07-10 14:14                 ` Michal Hocko
2017-07-11 13:10                   ` Tetsuo Handa
2017-07-11 13:49                     ` Michal Hocko
2017-07-11 14:58                       ` Petr Mladek
2017-07-11 22:06                       ` Tetsuo Handa
2017-07-12  8:54                         ` Michal Hocko
2017-07-12 12:23                           ` Tetsuo Handa
2017-07-12 12:41                             ` Michal Hocko
2017-07-14 12:30                               ` Tetsuo Handa
2017-07-14 12:48                                 ` Michal Hocko
2017-08-09  6:14                                   ` Tetsuo Handa
2017-08-09 13:01                                     ` Tetsuo Handa

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